Use the table given to answer questions (a) and (b).
- What was the total number of croissants sold?
- Express your answer in terms of z in the simplest form. If z = 16, how many more croissants were sold on Sunday than on Saturday?
Day | Number of croissants sold |
Monday to Friday | 3z per day |
Saturday | z + 32 |
Sunday | 4z - 8 |